19393484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{440761}}^1$

素因数の和:440776

約数の個数: 12

約数和(自身を含む): 37024008

約数和(自身を除く): 17630524

約数列:

[1, 2, 4, 11, 22, 44, 440761, 881522, 1763044, 4848371, 9696742, 19393484]

約数ペア:

[(1, 19393484), (2, 9696742), (4, 4848371), (11, 1763044), (22, 881522), (44, 440761)]